Search a number
-
+
487344000 = 27353111371
BaseRepresentation
bin11101000011000…
…100011110000000
31020222000122021210
4131003010132000
51444230002000
6120205250120
715035232663
oct3503043600
91228018253
10487344000
11230102840
12117263940
1379c73640
1448a1d6da
152cbb8350
hex1d0c4780

487344000 has 512 divisors, whose sum is σ = 1924715520. Its totient is φ = 107520000.

The previous prime is 487343993. The next prime is 487344001. The reversal of 487344000 is 443784.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487344001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6863965 + ... + 6864035.

It is an arithmetic number, because the mean of its divisors is an integer number (3759210).

Almost surely, 2487344000 is an apocalyptic number.

487344000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 487344000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (962357760).

487344000 is an abundant number, since it is smaller than the sum of its proper divisors (1437371520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

487344000 is a wasteful number, since it uses less digits than its factorization.

487344000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127 (or 105 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 487344000 is about 22075.8691788115. The cubic root of 487344000 is about 786.9464994439.

Adding to 487344000 its reverse (443784), we get a palindrome (487787784).

The spelling of 487344000 in words is "four hundred eighty-seven million, three hundred forty-four thousand".